A gaming machine is provided, which awards loyalty points to players playing the game who have identified themselves to the machine. The machine is arranged to award loyalty points to the player and to play two game means wherein, the first or base game may be provided by the slot machine game as a stand alone function with no dependence upon a supporting communications network, the second game may be linked game in which a plurality of network connected machines (50) participate with control of the game being provided by a central game controller (60), while the communications network (62) is controlled by a network controller (61). A first game mode is available to all players and a second enhanced game mode is made available to players who have reached a predetermined threshold of loyalty points.